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The cell in action
James Miller
Term | Definition |
---|---|
Diffusion | the movement of particles from regions of lower density |
Osmosis | the diffusion of through a semipermeable membrane |
Passive transport | the movement of substances across a cell membrane with out the use of energy by the cell. |
Active Transport | the movement of substances across the cell membrane that requires the cell to use energy. |
Endocytosis | The process by which a cell membrane surrounds a particle in a vesicle to bring the particle into the cell |
photosynthesis | the process in which plants,algae,and some bacteria use sunlight,carbon mionoxide to make food. |
Cellular Respitory | The process by which cells use oxygen to produce energy from food |
Fermentation | the breakdown of food without the use of oxygen |
Cell circle | the life cycle of a cells |
Chromosones | in a eukaryotic cell, one of structures in the nucleas that are made up of DNA and protein |
Homologous chromosomes | chromosones that have the same sequence of genes and the same strusture |
Mitosis | a process of cell division that form to new nuclei. |
cytokinesis | the division of the cytoplasm of a cell |